From 559a071345a4c87eb06c666f12496a0bf624f5ba Mon Sep 17 00:00:00 2001
From: Tieg Zaharia <tieg@tidelift.com>
Date: Wed, 28 Aug 2024 14:31:04 -0600
Subject: [PATCH] Add -version flag to show version of each binary.

---
 cmd/tidelift-sbom-analyzer/main.go               | 13 +++++++++++++
 cmd/tidelift-sbom-vulnerability-reporter/main.go | 13 ++++++++-----
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/cmd/tidelift-sbom-analyzer/main.go b/cmd/tidelift-sbom-analyzer/main.go
index 43a9799..6d83ed5 100644
--- a/cmd/tidelift-sbom-analyzer/main.go
+++ b/cmd/tidelift-sbom-analyzer/main.go
@@ -15,11 +15,19 @@ import (
 	utils "github.com/tidelift/tidelift-sbom-info/internal/utils"
 )
 
+// This gets overwritten by goreleaser with the git tag, during a release.
+var (
+	version = "dev"
+)
+
 func main() {
 	var debug bool
 	var outputFile string
+	var printVersion bool
+
 	flag.BoolVar(&debug, "debug", false, "Show debug logging")
 	flag.StringVar(&outputFile, "output", "", "Write output to a file (defaults to stdout)")
+	flag.BoolVar(&printVersion, "version", false, "Show version information")
 
 	flag.Usage = func() {
 		fmt.Fprintln(flag.CommandLine.Output(), "Display a CSV containing recommendations from Tidelift for the packages in an SBOM.")
@@ -33,6 +41,11 @@ func main() {
 
 	flag.Parse()
 
+	if printVersion {
+		fmt.Println(version)
+		os.Exit(1)
+	}
+
 	if _, keyExists := os.LookupEnv("TIDELIFT_API_KEY"); !keyExists {
 		log.Fatalf("Error: TIDELIFT_API_KEY environment variable is required.")
 	}
diff --git a/cmd/tidelift-sbom-vulnerability-reporter/main.go b/cmd/tidelift-sbom-vulnerability-reporter/main.go
index 3812c60..86bdf05 100644
--- a/cmd/tidelift-sbom-vulnerability-reporter/main.go
+++ b/cmd/tidelift-sbom-vulnerability-reporter/main.go
@@ -38,21 +38,19 @@ type VulnerabilityDetails struct {
 	RecommendationDetails *RecommendationDetails `json:"recommendation_details"`
 }
 
+// This gets overwritten by goreleaser with the git tag, during a release.
 var (
 	version = "dev"
-	commit  = "none"
-	date    = "unknown"
 )
 
 func main() {
-
-	fmt.Printf("my app %s, commit %s, built at %s", version, commit, date)
-
 	var debug bool
 	var outputFile string
+	var printVersion bool
 
 	flag.BoolVar(&debug, "debug", false, "Show debug logging")
 	flag.StringVar(&outputFile, "output", "", "Write output to a file (defaults to stdout)")
+	flag.BoolVar(&printVersion, "version", false, "Show version information")
 
 	flag.Usage = func() {
 		fmt.Fprintln(flag.CommandLine.Output(), "Display a JSON file containing vulnerabilities from Tidelift for the packages in an SBOM.")
@@ -66,6 +64,11 @@ func main() {
 
 	flag.Parse()
 
+	if printVersion {
+		fmt.Println(version)
+		os.Exit(1)
+	}
+
 	if _, keyExists := os.LookupEnv("TIDELIFT_API_KEY"); !keyExists {
 		log.Fatalf("Error: TIDELIFT_API_KEY environment variable is required.")
 	}